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AIIMS 2003
Exam
AIIMS
Year
2003
Subject
Chemistry
Chapter
d and f Block Elements

AIIMS 2003 · Chemistry · d and f Block Elements

Lanthanide for which + II and +III oxidation states are common is

Lanthanide for which + II and +III oxidation states are common is

Options

  1. ALa\mathrm{La}
  2. BNd\mathrm{Nd}
  3. CCe\mathrm{Ce}
  4. DEu.

Correct answer

D. Eu.

Step-by-step solution

:La−+3Nd−+2,+3,+4Ce−+3,+4Eu−+2,+3\begin{array}{ll}: \mathrm{La}& -+3 \\ \mathrm{Nd}& -+2,+3,+4 \\ \mathrm{Ce}& -+3,+4 \\ \mathrm{Eu}& -+2,+3 \end{array}
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